Washington (CNN) - Former Vice President Dick Cheney and former President George H.W. Bush are headlining major fund-raisers for the Romney campaign, a source familiar with the events tells CNN.

Cheney, along with talk show host Glenn Beck and entertainer Lee Greenwood, are attending an event in Dallas Thursday night. Romney attended two fund-raisers with Cheney in Wyoming this last July.- Follow the Ticker on Twitter: @PoliticalTicker